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Analog Electronics

Analog Electronics
Which of the following is trivalent impurity ?

 Silicon
 Boron
 Antimony
None of these

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Analog Electronics
If (211)X = (152)8, then the value of base x is

 9
 7
 6
 5

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Analog Electronics
The number of valence electrons in silicon atom are :

 1
 3
 2
 4

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Analog Electronics
The base-emitter voltage of an ideal transistor is

  0 V.
 0.3 V.
 1 V.
 0.7 V.

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Analog Electronics
Reverse saturation electric current in a silicon pn junction diode nearly doubles for very

  5° rise in temperature.
  10° rise in temperature.
  6° rise in temperature.
  2° rise in temperature.

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Analog Electronics
When the current gain increases from 50 to 300 in an emitter-biased circuit, the collector current

  remains almost the same.
 increases by a factor of 6.
 decreases by a factor of 6.
 is zero.

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